Apart from the electric current, wire sizes are also depending on other conditions such as ambient temperature and voltage drop. If you are dealing with air conditioners, it is inevitable that you'll...
Category: Sizing Guide
HVAC ducts are sized based on the required airflow. Undersized ducts can lead to all sorts of airflow problems. Some people like to use round ducts while others use rectangular ducts. So, how do you...
There are many valves installed in a chilled water system. Every valve has its own pressure drop which the chilled water pump must overcome to supply enough flow to all air handling units. So, how do...
Rule of thumb is a great way to size an air conditioner most of the time. However, one calculation method can't be used for all applications. Thus, I created multiple sizing charts for the most...
There are many different sizes available for a return air grille. Using the correct return air grille size is important to ensure that the HVAC system has sufficient airflow as well as low noise. So,...
The make-up water tank is one of the major pieces of equipment in chilled water systems. Its job is to replenish water to cooling towers when the condenser water evaporates to the surrounding. I...